$this->helper('Progress')->output(['callback' => function ($progress) {
    // Do work
    $progress->increment();
});

draw()source public

draw( )

Render the progress bar based on the current state.

Returns

$this

increment()source public

increment( integer $num = 1 )

Increment the progress bar.

Parameters

integer $num optional 1

The amount of progress to advance by.

Returns

$this

init()source public

init( array $args = [] )

Initialize the progress bar for use.

• total The total number of items in the progress bar. Defaults to 100.
• width The width of the progress bar. Defaults to 80.

Parameters

array $args optional []

The initialization data.

Returns

$this

output()source public

output( array $args )

Output a progress bar.

Takes a number of options to customize the behavior:

• total The total number of items in the progress bar. Defaults to 100.
• width The width of the progress bar. Defaults to 80.
• callback The callback that will be called in a loop to advance the progress bar.

Parameters

array $args

The arguments/options to use when outputing the progress bar.

__construct()source public

__construct( Cake\Console\ConsoleIo $io , array $config = [] )

Constructor.

Parameters

Cake\Console\ConsoleIo $io

The ConsoleIo instance to use.

array $config optional []

The settings for this helper.

_configDelete()source protected

_configDelete( string $key )

Deletes a single config key.

Parameters

string $key

Key to delete.

Throws

Cake\Core\Exception\Exception
if attempting to clobber existing config

_configRead()source protected

_configRead( string|null $key )

Reads a config key.

Parameters

string|null $key

Key to read.

Returns

mixed

_configWrite()source protected

_configWrite( string|array $key , mixed $value , boolean|string $merge = false )

Writes a config key.

Parameters

string|array $key

Key to write to.

mixed $value

Value to write.

boolean|string $merge optional false

True to merge recursively, 'shallow' for simple merge, false to overwrite, defaults to false.

Throws

Cake\Core\Exception\Exception
if attempting to clobber existing config

config()source public deprecated

config( string|array|null $key = null , mixed|null $value = null , boolean $merge = true )

Gets/Sets the config.

Usage

Reading the whole config:

$this->config();

Reading a specific value:

$this->config('key');

Reading a nested value:

$this->config('some.nested.key');

Setting a specific value:

$this->config('key', $value);

Setting a nested value:

$this->config('some.nested.key', $value);

Updating multiple config settings at the same time:

$this->config(['one' => 'value', 'another' => 'value']);

Deprecated

3.4.0 use setConfig()/getConfig() instead.

Parameters

string|array|null $key optional null

The key to get/set, or a complete array of configs.

mixed|null $value optional null

The value to set.

boolean $merge optional true

Whether to recursively merge or overwrite existing config, defaults to true.

Returns

mixed
Config value being read, or the object itself on write operations.

Throws

Cake\Core\Exception\Exception
When trying to set a key that is invalid.

configShallow()source public

configShallow( string|array $key , mixed|null $value = null )

Merge provided config with existing config. Unlike config() which does a recursive merge for nested keys, this method does a simple merge.

Setting a specific value:

$this->configShallow('key', $value);

Setting a nested value:

$this->configShallow('some.nested.key', $value);

Updating multiple config settings at the same time:

$this->configShallow(['one' => 'value', 'another' => 'value']);

Parameters

string|array $key

The key to set, or a complete array of configs.

mixed|null $value optional null

The value to set.

Returns

$this

getConfig()source public

getConfig( string|null $key = null , mixed $default = null )

Returns the config.

Usage

Reading the whole config:

$this->getConfig();

Reading a specific value:

$this->getConfig('key');

Reading a nested value:

$this->getConfig('some.nested.key');

Reading with default value:

$this->getConfig('some-key', 'default-value');

Parameters

string|null $key optional null

The key to get or null for the whole config.

mixed $default optional null

The return value when the key does not exist.

Returns

mixed
Configuration data at the named key or null if the key does not exist.

setConfig()source public

setConfig( string|array $key , mixed|null $value = null , boolean $merge = true )

Sets the config.

Usage

Setting a specific value:

$this->setConfig('key', $value);

Setting a nested value:

$this->setConfig('some.nested.key', $value);

Updating multiple config settings at the same time:

$this->setConfig(['one' => 'value', 'another' => 'value']);

Parameters

string|array $key

The key to set, or a complete array of configs.

mixed|null $value optional null

The value to set.

boolean $merge optional true

Whether to recursively merge or overwrite existing config, defaults to true.

Returns

$this

Throws

Cake\Core\Exception\Exception
When trying to set a key that is invalid.